Kanasonkhezereka zitsulo mipope ndi welded zitsulo mipope ndi otentha-kuviika kanasonkhezereka zigawo pamwamba.Kukula kotchuka 2inch, 3inch, 4inch.Galvanizing kuonjezera dzimbiri kukana chitoliro zitsulo ndi kutalikitsa moyo wake utumiki.Chitoliro cha galvanized chili ndi ntchito zambiri.Kuphatikiza pa mapaipi am'mizere amadzi, gasi, mafuta ndi madzi ena otsika kwambiri, amagwiritsidwanso ntchito ngati mapaipi amafuta m'makampani amafuta, makamaka malo opangira mafuta akunyanja, zotenthetsera mafuta ndi zoziziritsa kukhosi pazida zophikira mankhwala., malasha distillation amatsuka mapaipi exchanger mafuta, komanso milu chitoliro trestle, mgodi thandizo mapaipi chimango ndi mipope structural zitsulo, etc.